CN202438372U - Quartz smashing graded production line - Google Patents
Quartz smashing graded production line Download PDFInfo
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- CN202438372U CN202438372U CN2012200661867U CN201220066186U CN202438372U CN 202438372 U CN202438372 U CN 202438372U CN 2012200661867 U CN2012200661867 U CN 2012200661867U CN 201220066186 U CN201220066186 U CN 201220066186U CN 202438372 U CN202438372 U CN 202438372U
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Abstract
The utility model discloses a quartz smashing graded production line. After being coarsely ground, a material is elevated to an upper part in an elevator; the coarsely-ground material is fed into a ball mill through a variable-frequency feeder for grinding; coarse powder and fine powder pass through a discharge grid plate from the other end of the ball mill, and are discharged through a discharge valve; discharged coarse powder and fine powder enter a grading machine under the action of wind power introduced through the grading machine; separation of coarse powder and fine powder is realized under the actions of the centrifugal force of a grading wheel of the grading machine and the attraction force of a fan; coarse powder is discharged from the lower part of the grading machine, and is returned into the ball mill through a return belt conveyer for continually smashing; and fine powder enters a cyclone separator through the grading machine for collecting, and is fed into a packing machine for packing and warehousing. Sieve-free collision smashing is performed, fine powder of qualified particle size is obtained by repeatedly and circularly smashing, dust-containing air is exhausted in time, a production environment is excellent, and equipment failures and production interference caused by blockage of a screen are avoided.
Description
Technical field
The utility model relates to a kind of solid particle crushing and classification technical field, relates in particular to the special-purpose crushing and classification production line of a kind of quartz.
Background technology
Quartz sand is a kind of nonmetallic mineral, is a kind of silicate mineral of hard, wear-resisting, stable chemical performance, and its essential mineral composition is SiO2; Color is a milky or colourless translucent, is important industrial mineral raw material, non-chemically dangerous material; The physics of the uniqueness that is had, chemical characteristic make it in the IT industry of Aeronautics and Astronautics, electronics, machinery and current develop rapidly, occupy critical role, particularly its inherent molecular chain structure, crystal shape and lattice variations rule; Make that it has high temperature resistant, thermal coefficient of expansion is little, high-insulation, corrosion-resistant, piezo-electric effect, resonance effect with and unique optical characteristics, in many high-tech products, bringing into play more and more important effect, the technological process of production of system sand is following: building stones carry out preliminary fragmentation by boulder crusher; It is further broken that the coarse fodder that produces then is delivered to fine crusher by rubber conveyer, and the building stones after in small, broken bits get into vibratory sieve, sieve out two kinds of stones; Satisfy the stone system sand mechanism sand of system sand machine feed size, another part returning charge is advanced thin broken, and the stone part of system sand machine is processed sand; After sand washer cleans, process finished sand, another part system sand machine is broken once more, and the sand that this explained hereafter is come out is coarse sand; Satisfied not the requirement of some industries, especially hyundai electronics industry develop rapidly needs to use a large amount of epoxy-plastic packaging materials in the semiconductor packages material; Its main stuffing is exactly the quartz of high-purity superfine; Along with the development of domestic Electronic Packaging industry, quartzy demand also increases thereupon, and can't satisfy expansion and purer thinner quartzy demand day by day at existing reducing mechanism; Therefore introduce ball mill crushing and classification production line; Produce continuously, fine sand is further ground to form fine powder, brought the new change of quartzy production industry.In the process that material is pulverized; Material inevitably and housing rub; Form secondary pollution with comminuting matter; Avoid secondary pollution and change the revolving body of ball mill into wear-resistant material in the prior art, such shortcoming is exactly that the product of comminuting matter is single, can not pulverize various materials.
The utility model content
The technical problem that the utility model solved is to provide a kind of quartzy crushing and classification production line; All parts that contact with material all adopt the isolated material of non-iron liner plate to contact with the iron of cylindrical shell in ball mill; Abrasive media adopts the aluminium oxide material, stops quartzy secondary pollution of pulverizing.
The technical scheme of the technical problem that the utility model solved is: a kind of quartzy crushing and classification production line; Comprise the feeding device, ball mill and the classification gathering-device that connect successively; Ball mill comprises feed arrangement and drawing mechanism, is provided with the revolving body that is driven by power set between feed arrangement and the drawing mechanism, is provided with abrasive media and non-iron liner plate in the revolving body; Non-iron liner plate is fixedly installed on the inwall of revolving body; Be provided with stainless steel discharging comb plate near drawing mechanism one end in the revolving body, be provided with the elevator bucket liner plate in the drawing mechanism, the drawing mechanism bottom is provided with discharge valve.
As optimized technical scheme, non-iron liner plate is the aluminium oxide liner plate.
As optimized technical scheme, abrasive media is an alumina particle.
As optimized technical scheme, feed arrangement comprises the feed hopper that is arranged at the revolving body upper reaches, and the feed hopper inwall is provided with potsherd.
As optimized technical scheme; Feeding device comprises elevator, feed bin and the frequency conversion batcher that connects successively; The wall top, chamber of feed bin is provided with level-sensing device, and the wall bottom, chamber of feed bin is provided with down level-sensing device, and the bottom of feed bin is provided with the material bleeder valve; The frequency conversion batcher comprises drive roll and the driven cylinder that is driven by variable-frequency motor, and drive roll and driven cylinder are surrounded with belt conveyor outward.
As optimized technical scheme; The classification gathering-device comprises grader, cyclone collector, sack cleaner and the air-introduced machine that connects successively; Be provided with the feed back belt feeder between the meal discharging opening of grader bottom and the feed hopper of ball mill, the cyclone collector bottom is provided with packing machine.
As optimized technical scheme; Grader comprises body; Body is provided with material inlet, fine powder discharging opening and meal discharging opening, is provided with grading wheel in the body, and the downside that is positioned at grading wheel in the body is provided with inner barrel; Form annular material channel between inner barrel and the body inwall, the inner barrel downside is provided with overfire air device.
As optimized technical scheme; Cyclone collector comprises fine powder charging aperture, spiral case, awl tube and the hopper that connects successively; Hopper connects fine powder discharging flashboard; The cyclone collector top is provided with the dedusting discharging opening, and the dedusting discharging opening is provided with flow speed control valve, and the dedusting discharging opening is arranged on the spiral case and with sack cleaner and is connected.
As optimized technical scheme, sack cleaner comprises the filter bag that is connected with pulse control instrument, and the filter bag downstream are provided with the helix transporting device that is used for the dust discharge of filter bag collection.
Owing to adopted a kind of quartzy crushing and classification production line of technique scheme, adopt ball mill to pulverize, pulverization principle is that the bump that does not have sieve is pulverized; Can equipment fault not occur and disturb production owing to screen cloth stops up; And on other ball mill basis, carried out innovative design: discharging comb plate makes stainless steel into by common manganese steel, reduces iron pollution, is convenient to processing; The feed arrangement of ball mill, drawing mechanism and revolving body and material contact portion paste List aluminium oxide liner plate; Effectively avoid the iron pollution of quartzy pulverizing, guaranteed the purity of quartzy fine powder, reduced cost of manufacture.
Because non-iron liner plate is the aluminium oxide liner plate; The part that in reducing mechanism, contacts with material; Can select for use the material identical or close to do liner plate according to the difference of wanting comminuting matter, in quartz is pulverized, select for use and quartzy close aluminium oxide liner plate, promptly reduce production cost with the comminuting matter composition; Avoid the finished product pollution again, improved crush efficiency.
Because the feed hopper inwall of feed arrangement is provided with potsherd, just solve the iron pollution problem of material, the assurance product gas purity from the source of pulverizing beginning.
Because the classification gathering-device comprises grader, cyclone collector, sack cleaner and the air-introduced machine that connects successively, this Design of Production Line is reasonable, and equipment failure rate is low; Long-term operation is stable; Be provided with sack cleaner and air-introduced machine, in time dust laden air discharged, production environment is good.
Owing in the grader inner barrel is set; Form the powder flow channels of annular between the inwall of inner barrel and grader, the size of the powder flow channels of adjustment annular can make interior flow area of grading room and flow be effectively controlled, and can effectively control the flow velocity of material simultaneously; Material flowing in the classification body is more reasonable; Grading wheel adopts the rotating speed of different blade quantities and frequency conversion adjustment different, in conjunction with the size of secondary wind, can effectively control the fineness of material.
The control method of quartzy crushing and classification production line is advanced, and each device adopts intelligent frequency-conversion control, and automaticity is high, and is easy to operate; Realized the control to each link of whole production line, underproof meal particle reaches the fine powder of release mesh after repeatedly circulation is pulverized, and all iron-free processing reduce iron pollution in the ball mill; And dust laden air is in time drained, and production environment is good, and using pulverization principle is that the bump that does not have sieve is pulverized; Can equipment fault not occur and disturb production owing to screen cloth stops up, reasonable in design, easy to maintenance; Reduce the device damage rate, increase the equipment operation time, improved production efficiency.
Description of drawings
Fig. 1 is the process flow diagram of the control method of quartzy crushing and classification production line of the utility model and production line;
Fig. 2 is the structural representation of the ball mill of the utility model;
Fig. 3 is the structural representation of the grader of the utility model;
Fig. 4 is the structural representation of the cyclone collector of the utility model;
Fig. 5 is the schematic top plan view of Fig. 4;
Among the figure: 1. elevator, 11. elevator charging apertures, 2. feed bin, level-sensing device on 21., 22. times level-sensing devices, 23. material bleeder valves, 3. frequency conversion batcher; 31. drive roll, 32. driven cylinders, 33. belt conveyors, 4. ball mill, 41. feed arrangements, 42. drawing mechanisms, 43. revolving bodies; 44. discharging comb plate, 45. abrasive medias, 46. non-iron liner plates, 5. grader, 51. bodies, 52. material inlets, 53. fine powder discharging openings; 54. the meal discharging opening, 55. grading wheels, 56. inner barrels, 57. overfire air devices, 6. feed back belt feeder, 7. cyclone collector, 71. fine powder discharging flashboards; 72. the fine powder charging aperture, 73. spiral cases, 74. awl tubes, 75. hoppers, 76. dedusting discharging openings, 77. flow speed control valves, 8. packing machine; 9. sack cleaner, 91. filter bags, 92. helix transporting devices, 93. discharging flashboards, 10. blower fan, 101. air compressors.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, further set forth the utility model, should be understood that these embodiment only be used to the utility model is described and be not used in the restriction the utility model scope.Should be understood that in addition those skilled in the art can do various changes or modification to the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Shown in Fig. 1 and Fig. 2 were common, a kind of quartzy crushing and classification production line comprised the feeding device, ball mill 4 and the classification gathering-device that connect successively; Ball mill 4 comprises feed arrangement 41 and drawing mechanism 42, is provided with the revolving body 43 that is driven by power set between feed arrangement 41 and the drawing mechanism 42, is provided with abrasive media 45 and non-iron liner plate 46 in the revolving body 43; Non-iron liner plate 46 is fixedly installed on the inwall of revolving body 43; Be provided with stainless steel discharging comb plate 44 near drawing mechanism 42 1 ends in the revolving body 43, according to granular size discharging comb plate carried out the adjustment of discharge opening quantity simultaneously, can guarantee the collection of qualified material; Be provided with the elevator bucket liner plate in the drawing mechanism 42; Drawing mechanism 42 bottoms are provided with discharge valve, and non-iron liner plate 46 is the aluminium oxide liner plate, and abrasive media 45 is an alumina particle.Feed arrangement 41 comprises the feed hopper that is arranged at revolving body 43 upper reaches, and the feed hopper inwall is provided with potsherd.
Feeding device comprises elevator 1, feed bin 2 and the frequency conversion batcher 3 that connects successively; Material is got into by elevator charging aperture 11, falls into feed bin 2 after being promoted to the top of elevator 1, and the wall top, chamber of feed bin 2 is provided with level-sensing device 21; The wall bottom, chamber of feed bin 2 is provided with down level-sensing device 22; The bottom of feed bin 2 is provided with material bleeder valve 23, and frequency conversion batcher 3 comprises the drive roll 31 and driven cylinder 32 that is driven by variable-frequency motor, drive roll 31 and the driven cylinder 32 outer belt conveyors 33 that are surrounded with.
The classification gathering-device comprises grader 5, cyclone collector 7, sack cleaner 9 and the air-introduced machine 10 that connects successively; Be provided with feed back belt feeder 6 between the meal discharging opening 54 of grader 5 bottoms and the feed hopper of ball mill 4, cyclone collector 7 bottoms are provided with packing machine 8.
Shown in Fig. 1 and Fig. 3 are common; Grader comprises body 51; Body 51 is provided with material inlet 52, fine powder discharging opening 53 and meal discharging opening 54, is provided with grading wheel 55 in the body 51, and the downside that is positioned at grading wheel 55 in the body 51 is provided with inner barrel 56; Form annular material channel between inner barrel 56 and body 51 inwalls, inner barrel 56 downsides are provided with overfire air device 57.
Shown in Fig. 1, Fig. 4 and Fig. 5 are common; Cyclone collector 7 comprises fine powder charging aperture 72, spiral case 73, awl tube 74 and the hopper 75 that connects successively; Hopper 75 connects fine powder discharging flashboard 71; Cyclone collector 7 tops are provided with dedusting discharging opening 76, and dedusting discharging opening 76 is provided with flow speed control valve 77, and dedusting discharging opening 76 is arranged on the spiral case 73 and with sack cleaner 9 and is connected.
The course of work: the quartz sand that band is pulverized drops into from elevator charging aperture 11; Send into feed bin 2 after in elevator 1, being promoted to the top of elevator 1; Material bleeder valve 23 through feed bin 2 drops on the frequency conversion batcher 3, waits to pulverize in the feed arrangement 41 of entering ball mill 4, because of the rotation of revolving body 43; Abrasive media 45 in the revolving body 43 and quartz sand wearing and tearing; Form meal, fine powder and dust laden air, the classified machine of dust laden air 5, cyclone collector 7 backs are given by sack cleaner 9 and are discharged, and have guaranteed the good of working environment; Meal and fine powder get into grader 5 behind the discharging comb plate 44 of ball mill 4, grader 5 is the size of quartz particles as required, fall into packing machine 8 behind the qualified fine powder entering cyclone collector 7 and pack the formation finished product; In grader 5, what be left after fine powder and dusty gas siphon away is exactly meal, is discharged on feed back belt feeder 6 by the meal discharging opening 54 of grader 5, returns to again in the feed arrangement 41 of ball mill 4, and meal is pulverized again.
The grader automaton has been realized the control to each link of whole production line, and quartzy crushing and classification production line further grinds to form fine powder with meal of processing and the classified machine 5 of fine powder, and energy consumption is low: energy consumption is merely 1/8 of fluidized bed type airslide disintegrating mill; Be the 45-50% of milling equipments such as vibromill, this Design of Production Line is reasonable in addition, and equipment failure rate is low; Long-term operation is stable, and device adopts intelligent frequency-conversion control, and automaticity is high; Easy to operate; Production environment is good, adopts the high concentrated phase classification technique of up-to-date shunting certainly: effectiveness of classification is high, and cut point is accurate; Treating capacity is big, and maximum unit treating capacity can reach 100t/h; Energy consumption is low, and same treating capacity, energy consumption are merely 50% of other grader; Classification efficiency is high, same treating capacity, and the fine powder recovery rate improves 50% than other grader; The wall top, chamber of feed bin 2 is provided with level-sensing device 21, and the wall bottom, chamber of feed bin is provided with down level-sensing device 22, and last level-sensing device 21 and following level-sensing device 22 can be good at controlling the bound of raw material, guarantees the charging of ball mill 4; Frequency conversion batcher 3 guarantees quantitatively raw material to be sent into ball mill 4 under Frequency Converter Control.
The ball mill 4 of this paper has carried out innovative design on other ball mill basis, crush efficiency improves greatly, and abrasive media 45 proportionings are science more; Can effectively produce a large amount of fine powder and can reconcile the finished particle level as requested, because the device design more reasonable, installed power is low; Floor space is little, and other ball grinder graded production line of civil engineering and corollary equipment output investment ratio reduces by 50%, owing to be entirely non-iron liner plate 46 with the material contact portion in the ultra-fine ball milling production line; Select for use the material identical or close to do liner plate and abrasive media according to the comminuting matter difference, avoided the finished product pollution, pulverize corresponding to quartz with the comminuting matter composition; Select corundum liner plate and abrasive media for use, the grading wheel 55 in the grader adopts nonmetal composite abrasion resistance material, and the whole iron-frees of device interior are handled; Stop the pollution of metal, guaranteed product gas purity and whiteness.
The wall top, chamber of feed bin 2 is provided with level-sensing device 21; Wall bottom, feed bin 2 chamber is provided with down level-sensing device 22; The bottom of feed bin is provided with material bleeder valve 23, and last level-sensing device 21 can be controlled the bound of material in the feed bin 2 and the charging of assurance ball mill 4 with following level-sensing device 22 and material bleeder valve 23; Frequency conversion batcher 3 comprises the drive roll 31 and driven cylinder 32 that is driven by variable-frequency motor, is surrounded with belt conveyor 33 outside drive roll 31 and the driven cylinder 32, and frequency conversion batcher 3 guarantees quantitatively raw material to be sent into ball mill 4 under Frequency Converter Control.
Dusty gas is through the separated purification of the centrifugal action of cyclone collector 7, after dusty gas gets into cyclone collector 7, because action of centrifugal force in the cyclone collector 7; Grit descends along the barrel rotation; Separated at awl tube 74 afterbodys, purified gas gets into sack cleaner 9, and the dedusting discharging opening 76 of cyclone collector 7 is provided with flow speed control valve 77; Be provided with the size that wind speed control valve 77 can be regulated wind speed according to the efficient of separating very easily, reach the optimum efficiency that dusty gas separates.
The classification fineness 300-2500 order of a grader 5 according to classification fineness needs, can add again and join a grader 5, and like this through the secondary classification, fineness can reach the 3000-5000 order.
The control method of quartzy crushing and classification production line is advanced, and underproof meal particle reaches the fine powder of release mesh after repeatedly circulation is pulverized, and dust laden air is in time drained; Production environment is good, and using pulverization principle is that the bump that does not have sieve is pulverized, and can not produce with disturbing owing to equipment fault appears in the screen cloth obstruction; Reasonable in design, easy to maintenance, reduce the device damage rate; Increase the equipment operation time, improved production efficiency.
More than show and described the advantage of basic principle, principal character and the utility model of the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
All are from the design of the utility model, and the structure conversion of having done without creative work all drops within the utility model protection domain.
Claims (9)
1. quartzy crushing and classification production line; Comprise the feeding device, ball mill and the classification gathering-device that connect successively; It is characterized in that: said ball mill comprises feed arrangement and drawing mechanism, is provided with the revolving body that is driven by power set between said feed arrangement and the drawing mechanism, is provided with abrasive media and non-iron liner plate in the said revolving body; Said non-iron liner plate is fixedly installed on the inwall of said revolving body; Be provided with stainless steel discharging comb plate near said drawing mechanism one end in the said revolving body, be provided with the elevator bucket liner plate in the said drawing mechanism, said drawing mechanism bottom is provided with discharge valve.
2. quartzy crushing and classification production line according to claim 1 is characterized in that: said non-iron liner plate is the aluminium oxide liner plate.
3. quartzy crushing and classification production line according to claim 1 is characterized in that: said abrasive media is an alumina particle.
4. quartzy crushing and classification production line according to claim 1, it is characterized in that: said feed arrangement comprises the feed hopper that is arranged at the said revolving body upper reaches, said feed hopper inwall is provided with potsherd.
5. quartzy crushing and classification production line according to claim 1; It is characterized in that: said feeding device comprises elevator, feed bin and the frequency conversion batcher that connects successively; The wall top, chamber of said feed bin is provided with level-sensing device, and the wall bottom, chamber of said feed bin is provided with down level-sensing device, and the bottom of said feed bin is provided with the material bleeder valve; Said frequency conversion batcher comprises drive roll and the driven cylinder that is driven by variable-frequency motor, and said drive roll and driven cylinder are surrounded with belt conveyor outward.
6. quartzy crushing and classification production line according to claim 4; It is characterized in that: said classification gathering-device comprises grader, cyclone collector, sack cleaner and the air-introduced machine that connects successively; Be provided with the feed back belt feeder between the meal discharging opening of said grader bottom and the feed hopper of ball mill, said cyclone collector bottom is provided with packing machine.
7. quartzy crushing and classification production line according to claim 6; It is characterized in that: said grader comprises body; Said body is provided with material inlet, fine powder discharging opening and described meal discharging opening, is provided with grading wheel in the said body, and the downside that is positioned at said grading wheel in the said body is provided with inner barrel; Form annular material channel between said inner barrel and the said body inwall, said inner barrel downside is provided with overfire air device.
8. quartzy crushing and classification production line according to claim 6; It is characterized in that: said cyclone collector comprises fine powder charging aperture, spiral case, awl tube and the hopper that connects successively; Said hopper connects said fine powder discharging flashboard; Said cyclone collector top is provided with the dedusting discharging opening, and said dedusting discharging opening is provided with flow speed control valve, and said dedusting discharging opening is arranged on the said spiral case and with sack cleaner and is connected.
9. quartzy crushing and classification production line according to claim 6, it is characterized in that: said sack cleaner comprises the filter bag that is connected with pulse control instrument, said filter bag downstream are provided with the helix transporting device that is used for the dust discharge of said filter bag collection.
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| CN2012200661867U CN202438372U (en) | 2012-02-27 | 2012-02-27 | Quartz smashing graded production line |
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2012
- 2012-02-27 CN CN2012200661867U patent/CN202438372U/en not_active Expired - Lifetime
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